In addition to either 40 or 80 GBytes of memory for storing and viewing digital photos and video in a 5.3 ◊ 3.1 ◊ 1.1-inch package, this photo album also plays MP3 tunes. The unitís 3.6-inch LCD display allows viewing image files in JPEG, TIFF, GIF, BMP and RAW formats or video in MPEG-1, MPEG-4, WMV9 and MJPEG formats. For picture-perfect viewing, the display requires backlighting and the built-in speaker requires audio amplification. In addition to these analog functions, several dc-to-dc converters or low drop out regulators provide the various supply voltages for other features such as reading external memory cards, the FM tuner or voice recorder.
Producing high-quality end-production metal parts with additive manufacturing for applications like aerospace and medical requires very tightly controlled processes and materials. New standards and guidelines for machines and processes, materials, and printed parts are underway from bodies such as ASTM International.
Engineers at the University of San Diegoís Jacobs School of Engineering have designed biobatteries on commercial tattoo paper, with an anode and cathode screen-printed on and modified to harvest energy from lactate in a personís sweat.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.